Perhaps you should try some spelling variations:
vien cua » viec cua, dien cua, tien cua
vien cac » vien bach, vien dai, vien da
thu sac » thu sach, thu san, thu xac
va nhan » van nhan, ca nhan, va phan
nang xa » nang x, lang xa, nang ma
tang ma » mang may, tang van
sac ky » cac ky, sai ky
ve cao » va cao, ve bao, ve cac
cua te » cua tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ky ((nang xa) or (tang ma)) hoi. hieu ((ve cao) or (vien cac)) duc va nhan vien cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky ((nang xa) OR (tang ma)) hoi. hieu ((ve cao) OR (vien cac)) duc va nhan vien cua te.
• Adding a wildcard symbol may retrieve word variants: thu sac ky ((nang xa) or (tang ma)) hoi. hieu ((ve cao) or (vien cac)) duc va nhan vien cua te*.